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| author |   Marcin Slusarz <marcin.slusarz@gmail.com> | 2008-04-22 14:45:57 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-24 14:07:50 -0300 |
| commit | 76e41e4851e0c8b642e348d8489d7645b8dae21e (patch) | |
| tree | 63479aebf183b45c9e80f892b3c6e32999ed4341 /drivers/media/video/bt8xx/bttv-cards.c | |
| parent | V4L/DVB (7364): reduce stack usage of v4l_compat_translate_ioctl (diff) | |
| download | linux-dev-76e41e4851e0c8b642e348d8489d7645b8dae21e.tar.xz linux-dev-76e41e4851e0c8b642e348d8489d7645b8dae21e.zip | |
V4L/DVB (7365): reduce stack usage of v4l1_compat_sync
poll_one allocated on stack struct poll_wqueues which is pretty big
structure (>500 bytes on x86_64). v4l1_compat_sync invokes poll_one
in a loop, so allocate struct poll_wqueues in v4l1_compat_sync (with
kmalloc) and pass it to poll_one.
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/bt8xx/bttv-cards.c')
0 files changed, 0 insertions, 0 deletions